NYC78FNC09

NTSB accident investigation · Mooney M20F · Danby, VT · January 11, 1978

Accident · No injuriesClosed
Date
January 11, 1978
Place
Danby, VT · DANBY, VT
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N6850VMooney M20F
Status
Completed · report January 18, 1979
Report
Brief approved by the director
FAA report
19780111000449A
Case key
142580

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3504  78/1/11    DANBY,VT            MOONEY M20F         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 51, 5000
        TIME - 1530                    N6850V              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 50 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          RUTLAND,VT                  MITCHELLVILLE,MD
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: SUBSTANDARD QUALITY CONTROL
           POWERPLANT - ENGINE STRUCTURE: CRANKSHAFT
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- CRANKSHAFT FAILED,SUB-SURFACE INGOT PIPING NOT FOUND DURING MANUFACTURING PROCESSES.

Aircraft

Registration
N6850V
Reported as
Mooney M20F
Category
Airplane
Engine
reciprocating
Damage
Substantial damage

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.